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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.Net;
using System.Net.Http;
using System.Reflection;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.InternalTesting;
using Microsoft.AspNetCore.Mvc.Testing;
using Xunit.Abstractions;
namespace Microsoft.AspNetCore.Mvc.FunctionalTests;
// Functional tests for MVC's scenarios with LinkGenerator (2.2+ only)
public class LinkGeneratorTest : LoggedTest
{
private static void ConfigureWebHostBuilder(IWebHostBuilder builder) =>
builder.UseStartup<RoutingWebSite.StartupForLinkGenerator>();
protected override void Initialize(TestContext context, MethodInfo methodInfo, object[] testMethodArguments, ITestOutputHelper testOutputHelper)
{
base.Initialize(context, methodInfo, testMethodArguments, testOutputHelper);
Factory = new MvcTestFixture<RoutingWebSite.StartupForLinkGenerator>(LoggerFactory).WithWebHostBuilder(ConfigureWebHostBuilder)
.WithWebHostBuilder(ConfigureWebHostBuilder);
Client = Factory.CreateDefaultClient();
}
public override void Dispose()
{
Factory.Dispose();
base.Dispose();
}
public WebApplicationFactory<RoutingWebSite.StartupForLinkGenerator> Factory { get; private set; }
public HttpClient Client { get; private set; }
[Fact]
public async Task GetPathByAction_CanGeneratePathToSelf()
{
// Act
var response = await Client.GetAsync("LG1/LinkToSelf");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/LG1/LinkToSelf", responseContent);
}
[Fact]
public async Task GetPathByAction_CanGeneratePathToSelf_PreserveAmbientValues()
{
// Act
var response = await Client.GetAsync("LG1/LinkToSelf/17?another-value=5");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/LG1/LinkToSelf/17?another-value=5", responseContent);
}
[Fact]
public async Task GetPathByAction_CanGeneratePathToAnotherAction_RemovesAmbientValues()
{
// Act
var response = await Client.GetAsync("LG1/LinkToAnotherAction/17?another-value=5");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/LG1/LinkToSelf?another-value=5", responseContent);
}
[Fact]
public async Task GetPathByAction_CanGeneratePathToAnotherController_RemovesAmbientValues()
{
// Act
var response = await Client.GetAsync("LG1/LinkToAnotherController/17?another-value=5");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/LG2/SomeAction?another-value=5", responseContent);
}
[Fact]
public async Task GetPathByAction_CanGeneratePathToAnotherControllerInArea_RemovesAmbientValues()
{
// Act
var response = await Client.GetAsync("LG1/LinkToAnArea/17?another-value=5");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/Admin/LG3/SomeAction?another-value=5", responseContent);
}
[Fact]
public async Task GetPathByAction_CanGeneratePathWithinArea()
{
// Act
var response = await Client.GetAsync("Admin/LG3/LinkInsideOfArea/17");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/Admin/LG3/SomeAction", responseContent);
}
// This will fallback to the non-area route because the calling code relies on ambient values, but doesn't pass
// the HttpContext.
[Fact]
public async Task GetPathByAction_FailsToGenerateLinkInsideArea()
{
// Act
var response = await Client.GetAsync("Admin/LG3/LinkInsideOfAreaFail/17?another-value=5");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/LG3/SomeAction", responseContent);
}
[Fact]
public async Task GetPathByAction_CanGeneratePathOutsideOfArea()
{
// Act
var response = await Client.GetAsync("Admin/LG3/LinkOutsideOfArea/17?another-value=5");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/LG1/SomeAction", responseContent);
}
[Fact]
public async Task GetPathByAction_CanGeneratePathFromPath()
{
// Act
var response = await Client.GetAsync("LGAnotherPage/17");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/LG2/SomeAction", responseContent);
}
[Fact]
public async Task GetPathByPage_FromPage_CanGeneratePathWithRelativePageName()
{
// Act
var response = await Client.GetAsync("LGPage/17");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/LGAnotherPage", responseContent);
}
[Fact]
public async Task GetPathByPage_CanGeneratePathToPage()
{
// Act
var response = await Client.GetAsync("LG1/LinkToPage/17?another-value=4");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/LGPage?another-value=4", responseContent);
}
[Fact]
public async Task GetPathByPage_CanGeneratePathToPage_PathTransformed()
{
// Act
var response = await Client.GetAsync("LG1/LinkToPageWithTransformedPath?id=HelloWorld");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/page-route-transformer/test-page/ExtraPath/HelloWorld", responseContent);
}
[Fact]
public async Task GetPathByPage_CanGeneratePathToPageInArea()
{
// Act
var response = await Client.GetAsync("LG1/LinkToPageInArea/17?another-value=4");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("/Admin/LGAreaPage?another-value=4&handler=a-handler", responseContent);
}
[Fact]
public async Task GetUriByAction_CanGenerateFullUri()
{
// Act
var response = await Client.GetAsync("LG1/LinkWithFullUri/17");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("http://localhost/LG1/LinkWithFullUri/17#hi", responseContent);
}
[Fact]
public async Task GetUriByAction_CanGenerateFullUri_WithoutHttpContext()
{
// Act
var response = await Client.GetAsync("LG1/LinkWithFullUriWithoutHttpContext/17");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("https://www.example.com/LG1/LinkWithFullUri#hi", responseContent);
}
[Fact]
public async Task GetUriByPage_CanGenerateFullUri()
{
// Act
var response = await Client.GetAsync("LG1/LinkToPageWithFullUri/17");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("http://localhost/LGPage", responseContent);
}
[Fact]
public async Task GetUriByPage_CanGenerateFullUri_WithoutHttpContext()
{
// Act
var response = await Client.GetAsync("LG1/LinkToPageWithFullUriWithoutHttpContext/17");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("https://www.example.com/Admin/LGAreaPage?handler=a-handler", responseContent);
}
[Fact]
public async Task GetUriByRouteValues_CanGenerateUriToRouteWithoutMvcParameters()
{
// Act
var response = await Client.GetAsync("LG1/LinkToRouteWithNoMvcParameters?custom=17");
var responseContent = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal("https://www.example.com/routewithnomvcparameters/17", responseContent);
}
}
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